piag-et



UNITED STATES PATENT EErcE.

HENRY V. PIAGET, OF JERSEY CITY, N. J., AND FREDERICK A. PIAGET, OF N EYV YORK, N. Y., ASSIGNORS TO ROBERT PEACH, OF PATERSCN, N. J.

RAILROAD-RAIL.

SPECIFICATION forming part of Letters Patent No. 230,811, dated August 3, 1880. Application filed February 16, 1880.

To all whom it may concern: All of the rail except those parts of head Be it known that we, HENRY V. PIAGET, of coming in contact with the tread and flange of Jersey City, in the county of Hudson and State the wheel and a part of the base sufficient to of New Jersey, and FREDERICK A. PIAGET, let the spikes catch is covered with wood and of the city, county, and State of New York, cement, which break all vibratory waves, thus have invented a new and useful Improvement stopping the disagreeable hammering noises in Railroad-Rails, of which the following is a which are especially perceptible on bridges or specification. elevated railroads.

The object of our invention is to prevent The advantage of not covering the entire IO the noise produced by the vibrations of railbase is that the spikes can easily be driven in road-rails. or removed without damaging the wooden The invention consists in applying a thick strips, and do not require notches cut into the layer of cement or like material to the sides same to receive the spike-heads. and bottoms of the rails, and fastening strips The cements used for connecting the wood 15 of wood to the sides and bottoms of the rails and iron are as follows: One consists of disby means of said cement, thereby preventing solved india-rubber, two parts; red lead in oil, the emission of sound by the vibrations of the three parts; and dissolved glue, four parts rails. the same being applicable when hot. Another In the accompanying drawings, Figure l is consists of dissolved rubber, four parts red 20 a cross-sectional elevation on the line .9000, Fig. lead in oil, two parts; litharge, one part; and 2, of our improvement in rails. Fig. 2 is a powdered shellac, one part. This cement is side elevation of the same. I to be applied when cold.

Similar letters of reference indicate corre- The above proportions are believed to be sponding parts. best 5 but they may be slightly varied without 2 The rail A has a strip of wood, B, attached departing from the principle of our invention.

to the inner side by means of some suitable YVith either ofthese cements there will be cement H, or like material, which binds the no cracking or breaking under expansion or wood and the rail closely together, and will contraction.

not be cracked or split by the vibrations. Having thus described our invention, we

30 The strip of wood B is of such a shape that claim as new and desire to secure by Letters it fits snugly against the web D, the top of the Patentbase E, and the under side of the head F, and 1. As an improved article of manufacture, does not project out beyond the head, so as a railroad-rail made substantially as herein not to interfere with the flanges ot' the wheels. shown and described, and consisting of a rail,

5 Astrip of wood, C, is attached to the out- A, coated with cement, and with the strips of side of the rail A in a similar manner by the wood B C G attached to the rail by means of cement H; but this strip C is of a greater said cement, as set forth. thickness than the strip B, and lies up snugly 2. The combination, with the rail A, of the against the side and underside of the head F, strips of wood B and C and the cement H,

0 against the web D and the base E, leaving substantially as herein shown and described,

only sufticient space on the base for the spikeand for the purpose set forth. heads to catch. 3. The combination, with the rail A, of the A flat strip of wood, G, is attached to the strips of wood B, C, and G and the cement under side of the base E in the manner de- H, substantially as herein shown and de- 5 scribed above, but does not extend throughscribed, and for the purpose set forth.

out the length of the rail in one piece, as do HENRY V. PIAGET.

the strips B C, but is interrupted at each FREDERICK A. PIAGET. sleeper, for the rails lie directly on the sleep- Vitnesses:

ers, and the strip'G is only fastened to the OSCAR F. GUNZ,

50 under side of the base between the sleepers. C. SEDGWIOK. 

